Create a charming flower crochet bookmark with this simple step-by-step tutorial designed for beginners. This easy pattern uses basic stitches to make a beautiful, practical bookmark perfect for gifts ...

Abstract: Location-based Systems (LBS) are popular for delivering customized information. However, some issues, such as place credibility, the efficiency of position calculations, and communication ...

remove-circle Internet Archive's in-browser video "theater" requires JavaScript to be enabled. It appears your browser does not have it turned on. Please see your ...